<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
   <div id="message"></div>
</body>
<script src="../../lib/jquery.js"></script>
<script>

    /* var message = document.getElementById('message');
     message.innerText = "hello world!";*/


     $('#message').text('hello world!');

</script>
</html>